Answer: Practically everyone is biased in some way. ... Basically, bias means having an unfair or unbalanced opinion. Since history is a subject where people express their opinions it means that we have to be very careful to watch out for bias.
Explanation:
The Constitution begins with the Preamble, which states the basic mission and goal of the document, and then goes on to describe the different aspects of the government in varies articles. And since the Founding Fathers wanted the Constitution to be able to "adapt" to new times, they allowed for amendments to be made to it.